Specications 1 kVA 2 kVA 3 kVA
Battery type Valve-regulated lead-acid (VRLA) battery, 12 V
DC
Battery capacity 9 Ah
Backup time Standard
backup time
model
> 4 minutes (at full rated load)
Long backup
time model
Depends on the capacity of the external
batteries.
Rated
charging
current of the
charger
Standard
backup time
model
1 A
Long backup
time model
4 A
Float charge
voltage
Standard
backup time
model
27.3 V DC
±1%
54.7 V DC
±1%
82.1 V DC
±1%
Long backup
time model
41.0 V DC
±1%
82.1 V DC
±1%
109.4 V DC
±1%
Equalized
charge
voltage
Standard
backup time
model
28.3 V DC
±1%
56.6 V DC
±1%
84.9 V DC
±1%
Long backup
time model
42.5 V DC
±1%
84.9 V DC
±1%
113.3 V DC
±1%
Table 9-7 Battery box backup specications for tower-mounted UPSs with long
backup time
Battery
Box
Load 1 kVA UPS
Backup Time
(Minute)
2 kVA UPS
Backup Time
(Minute)
3 kVA UPS
Backup Time
(Minute)
One battery
box
100% 15 17 17
75% 21 25 25
50% 39 45 45
25% 77 85 85
Two battery
boxes
100% 36 39 39
75% 47 55 55
50% 83.0 95 95
UPSJZ-T-(1 kVA–3 kVA)
User Manual 9 Technical Specications
2022-08-15 97